Ticket #56325: 56325.4.diff

src/wp-includes/blocks.php

@@ -251 +251 @@
         }
 
         if ( $has_style_file ) {
-                if ( file_exists( str_replace( '.css', '-rtl.css', $style_path_norm ) ) ) {
-                        wp_style_add_data( $style_handle, 'rtl', 'replace' );
-                }
-
                 wp_style_add_data( $style_handle, 'path', $style_path_norm );
 
                 $rtl_file = str_replace( "{$suffix}.css", "-rtl{$suffix}.css", $style_path_norm );
+
                 if ( is_rtl() && file_exists( $rtl_file ) ) {
+                        wp_style_add_data( $style_handle, 'rtl', 'replace' );
+                        wp_style_add_data( $style_handle, 'suffix', $suffix );
                         wp_style_add_data( $style_handle, 'path', $rtl_file );
                 }
         }